WO2020034633A1 - 用于混合动力车辆的动力系统 - Google Patents

用于混合动力车辆的动力系统 Download PDF

Info

Publication number
WO2020034633A1
WO2020034633A1 PCT/CN2019/078178 CN2019078178W WO2020034633A1 WO 2020034633 A1 WO2020034633 A1 WO 2020034633A1 CN 2019078178 W CN2019078178 W CN 2019078178W WO 2020034633 A1 WO2020034633 A1 WO 2020034633A1
Authority
WO
WIPO (PCT)
Prior art keywords
input shaft
gear
power system
motor
brake
Prior art date
Application number
PCT/CN2019/078178
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
泰坚达
邱志凌
谢伟乾
付军
Original Assignee
宁波上中下自动变速器有限公司
浙江吉利控股集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 宁波上中下自动变速器有限公司, 浙江吉利控股集团有限公司 filed Critical 宁波上中下自动变速器有限公司
Priority to JP2021510032A priority Critical patent/JP7053951B2/ja
Priority to EP19850606.5A priority patent/EP3838643B1/en
Publication of WO2020034633A1 publication Critical patent/WO2020034633A1/zh
Priority to US17/177,166 priority patent/US11267329B2/en

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
    • B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/44—Series-parallel type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/44—Series-parallel type
    • B60K6/442—Series-parallel switching type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/44—Series-parallel type
    • B60K6/445—Differential gearing distribution type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
    • B60K2006/381—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches characterized by driveline brakes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Definitions

  • the invention relates to the field of hybrid vehicles, in particular to a power system for a hybrid vehicle.
  • a gasoline-electric hybrid vehicle usually includes an engine with a smaller displacement than a conventional engine and one or two electric motors.
  • the vehicle when driving at low speeds (such as on urban roads) or when frequent starting is required, the vehicle can be driven only by the motor; when high-speed driving is required, the vehicle can only be driven by the engine to save energy .
  • the hybrid modes of hybrid electric vehicles mainly include three modes: series, parallel, and hybrid.
  • the structure of the power system in the existing hybrid vehicles is relatively single and has poor adaptability.
  • a further object of the present invention is to use two planetary gear mechanisms to achieve three different speed ratios of the power system and improve fuel economy and acceleration power of the power system.
  • the present invention provides a power system for a hybrid vehicle.
  • the power system includes an engine, a first motor, a second motor, a first planetary gear mechanism, a second planetary gear mechanism, a first input shaft, A first clutch, a second clutch, a first brake, a second brake, an intermediate shaft, and a differential;
  • the engine and the first motor are drivingly connected, the first clutch is disposed between the first motor and the first input shaft, and the first motor can be disconnected or combined with the first motor through the first clutch.
  • Power transmission between the first input shaft; the second motor is provided on the first input shaft for driving the first input shaft to rotate; the first brake is provided on the second planet Between the frame and the housing of the power system;
  • the first planetary gear mechanism includes a first sun gear, a first planetary gear, a first ring gear, and a first planet carrier; the first sun gear is disposed on the first input shaft such that the first sun gear Rotates with the first input shaft; the second planetary gear mechanism includes a second sun gear, a second planetary gear, a second ring gear, and a second planet carrier; the second sun gear and the first input shaft Mutually independent; wherein the second ring gear is fixedly connected to the first planet carrier, the first ring gear is fixedly connected to the second planet carrier, and the second ring gear is used to transmit the power system Output power
  • the first brake is provided between the second planet carrier and the housing of the power system;
  • the second brake is provided between the second sun gear and the housing of the power system, the A second clutch is disposed between the second sun gear and the first input shaft;
  • the second ring gear is drivingly connected to the intermediate shaft through an output gear of the power system to transmit power to the differential through the intermediate shaft.
  • the second motor is connected to the first input shaft through a third planetary gear mechanism
  • the third planetary gear mechanism includes a third sun gear, at least one set of planet gears, a third ring gear, and a third Planet carrier
  • any one of the three components of the third sun gear, the third ring gear, or the third planet carrier is fixed with respect to the housing of the power system, and the second rotor of the second motor and One of the unfixed components is drivingly connected to provide power, and the other unfixed component is drivingly connected to the first input shaft to drive the first input shaft;
  • the third sun gear is fixed to the rear housing;
  • the third ring gear is fixed to the second rotor of the second motor and rotates with the second rotor, and the second motor passes through the
  • the third planet carrier transmits power to the first input shaft;
  • the third sun gear is fixed on the second rotor of the second motor and rotates with the second rotor, and the third planet carrier is mounted on the rear case and is opposite to the rear case.
  • Fixed, the second motor transmits power to the first input shaft through the third ring gear;
  • the third sun gear is drivingly connected to the output shaft of the second motor through a transmission chain
  • the third ring gear is mounted on the rear housing and is fixed relative to the rear housing
  • the second motor Power is transmitted to the first input shaft through the third planet carrier.
  • the second rotor of the second motor is drivingly connected to an unfixed component of the third planetary gear mechanism through a second rotor connection plate.
  • it further includes an intermediate support plate fixedly mounted on a front case near one end of the first planetary gear mechanism, and a first support plate is formed between the intermediate support plate and the front case, A cavity structure of a third execution cylinder corresponding to the first brake, the second brake, and a fourth execution cylinder corresponding to the second brake.
  • it further includes a first execution cylinder corresponding to the first clutch and a second execution cylinder corresponding to the second clutch;
  • the first execution cylinder, the second execution cylinder, the third execution cylinder, and the fourth execution cylinder are all disposed in the front casing, and the front casing is also provided with the first execution cylinder, An oil passage connected to the second execution cylinder and the third execution cylinder.
  • the output gear is supported on the intermediate support plate through an output gear support bearing, and the intermediate support plate is supported on the second planet carrier through a sliding bearing.
  • it further includes a second input shaft sleeved outside the first input shaft, and the first input shaft and the second input shaft are independent of each other;
  • One end of the second input shaft is connected to the second sun gear, the other end is connected to the second clutch, and the second input shaft is also connected to the second brake.
  • the power system further includes a passive gear that meshes with the output gear and a parking ratchet for braking, wherein the passive gear and the parking ratchet are integrally provided.
  • the differential is drivingly connected to the main reduction gear of the intermediate shaft through a fourth planetary gear mechanism, wherein the fourth planetary gear mechanism includes a fourth sun gear, at least one set of planet gears, and a fourth Ring gear and fourth planet carrier, any one of the three components of the fourth sun gear, the fourth ring gear, or the fourth planet carrier is fixed relative to the housing of the power system, and the main reduction gear One of the unfixed components is drivingly connected to provide power to it, and the other unfixed component is drivingly connected to the input of the differential to drive the differential.
  • the fourth planetary gear mechanism includes a fourth sun gear, at least one set of planet gears, and a fourth Ring gear and fourth planet carrier, any one of the three components of the fourth sun gear, the fourth ring gear, or the fourth planet carrier is fixed relative to the housing of the power system, and the main reduction gear
  • One of the unfixed components is drivingly connected to provide power to it, and the other unfixed component is drivingly connected to the input of the differential to drive the differential.
  • the first execution cylinder controls the first clutch through a first release bearing
  • the second execution cylinder controls the second clutch through a second release bearing
  • the power system for a hybrid vehicle of the present invention uses a first planetary gear mechanism and a second planetary gear mechanism that cooperate with each other, wherein the first sun gear rotates with the first input shaft, and the second sun gear and the first input shaft Independent of each other, the planetary gear mechanism realizes different motion states through the combination or disengagement of the first brake, the second brake, and the second clutch (the three cooperate with each other) to provide different transmission ratios, making the power system not only simple in structure , Low cost, and more adaptable.
  • the second motor of the present invention is connected to the input shaft through a third planetary gear mechanism, which can reduce the speed of the second motor and increase the torque through the planetary gear mechanism to effectively reduce the size of the second motor or improve vehicle acceleration performance. .
  • FIG. 1 is a schematic principle diagram of a power system according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a power system according to another embodiment of the present invention.
  • FIG. 3 is a schematic side view of the power system shown in FIG. 2.
  • FIG. 4 is a schematic structural diagram of a differential in a power system according to the present invention connected to an output gear through a planetary gear mechanism;
  • FIG. 5 is a schematic structural diagram of a third planetary gear mechanism according to an embodiment of the present invention.
  • a power system 100 according to an embodiment of the present invention is described below with reference to FIGS. 1 to 4.
  • FIG. 1 is a schematic principle diagram of a power system 100 according to an embodiment of the present invention.
  • the power system 100 for a hybrid vehicle in this embodiment is applicable to two-wheel drive and four-wheel drive vehicles.
  • the power system 100 includes an engine 13, a first motor 101, a second motor 102, a first planetary gear mechanism 105, a second planetary gear mechanism 104, a first input shaft 11, a first clutch 7, a second clutch 8, and a first brake. 26. Second brake 5, intermediate shaft and differential.
  • the engine 13 and the first motor 101 are drivingly connected.
  • the first clutch 7 is disposed between the first motor 101 and the first input shaft 11.
  • the first clutch 7 can be used to cut off or combine the engine 13 and / or the first motor 101 and the input shaft. Power transmission between.
  • the crankshaft end of the engine 13 is connected to the drive shaft 12 via a dual mass flywheel 14, and the first outer hub 16 of the first clutch 7 connected to the first rotor 17 is connected to the drive shaft 12 through a spline.
  • the first outer hub 16 The bearing 10 is supported on the front end cover 15 by the first outer hub 16.
  • the dual mass flywheel 14 can be a shock absorber, a single mass flywheel or a connecting disk.
  • the power of the engine 13 can be cut off or connected by coupling or disconnecting through the first clutch 7. transmission.
  • the second motor 102 is drivingly connected to the first input shaft 11 and is used to drive the first input shaft 11 to rotate.
  • the first planetary gear mechanism 105 includes a first sun gear 38, a first planetary gear 36, a first ring gear 41, and a first planet carrier 35.
  • the first sun gear 38 is disposed on the first input shaft 11 so that the first sun gear 38 rotates with the first input shaft 11.
  • the second planetary gear mechanism 104 includes a second sun gear 52, a second planetary gear 40, a second ring gear 44, and a second planet carrier 42.
  • the second sun gear 52 and the first input shaft 11 are independent of each other, wherein the second ring gear 44 is fixedly connected or drivingly connected to the first planetary carrier 35, and the first ring gear 41 is fixedly connected or drivingly connected to the second planetary carrier 42, The second ring gear 44 is used to transmit power output by the power system 100.
  • the first brake 26 is disposed between the second planet carrier 42 and the housing of the power system 100.
  • a ripple spring (not shown in the figure) is provided between the friction plates of the first brake 26 to reduce the high speed of the inner hub of the brake. Drag torque during rotation to improve efficiency.
  • the second brake 5 is disposed between the second sun gear 52 and the housing of the power system 100, and a ripple spring (not shown in the figure) may also be provided between the friction plates of the second brake 5 to reduce the brake. Towing torque when the inner hub rotates at high speed, improving efficiency.
  • the above two brakes can also be used as required.
  • the second clutch 8 is disposed between the second sun gear 52 and the first input shaft 11. It is used to realize or disconnect the power transmission between the second sun gear 52 and the first input shaft 11.
  • the second ring gear 44 is drivingly connected to the intermediate shaft through the output gear 45 of the power system 100 to transmit power to the differential through the intermediate shaft.
  • the third gear mode of the vehicle can be realized, as follows.
  • the second planet carrier 42 of the second planetary gear mechanism 104 passes the first
  • the combination of the brake 26 is fixedly connected to the housing of the power system 100, and the power is transmitted to the output shaft by the first planet carrier 35.
  • the power system 100 has a speed ratio and is a first gear at this time, which can be used to assist the motor to start Or speed up.
  • the second sun gear 52 is fixedly connected to the housing of the power system 100 through the combination of the second brake 5 and the second ring gear 44 The power is transmitted to the output shaft.
  • the power system 100 has another speed ratio, which is second gear at this time, which can be used to drive the vehicle at high speed cruise or to generate electricity efficiently.
  • second gear which can be used to drive the vehicle at high speed cruise or to generate electricity efficiently.
  • the second clutch 8 is engaged and the first brake 26 and the second brake 5 are disconnected, the second sun gear 52 rotates with the input shaft.
  • the two sun gears rotate with the first input shaft 11 at the same time, which is equivalent to turning the
  • the first planetary gear mechanism 105 is locked internally, and the final transmission ratio of the power system 100 has nothing to do with the first planetary gear mechanism 105. At this time, it is in the third gear.
  • FIG. 2 is a schematic structural diagram of a power system 100 according to another embodiment of the present invention.
  • the structural diagram of the power system 100 shown in FIG. 2 includes, but is not limited to, the following structures: a drive half shaft 1, a differential assembly 2, a differential support bearing 3, an intermediate shaft support bearing 4, and a second brake 5.
  • the first motor 101, the first clutch 7, and the second clutch 8 are all disposed in an accommodation space of the front case 18.
  • the first rotor 17 of the first motor 101 is splined to the first input shaft 11 via the outer hub of the first clutch 7.
  • a cooling water jacket is provided between the first motor 101 and the inner wall of the front case 18 to cool the first motor 101.
  • a cooling water jacket is provided around the first stator 19 to cool the first motor 101. .
  • a first execution cylinder 51 corresponding to the first clutch 7 and a second execution cylinder 510 corresponding to the second clutch 8 are also provided in the front housing 18, and the first execution cylinder 51 and the second execution cylinder 510 are both disposed at Inside the front case 18, an oil passage connected to the first execution cylinder 51 and the second execution cylinder 510 is provided in the front case 18.
  • the first rotor connection plate 20 is fixed with a rotating part of a first rotation speed sensor 21 for detecting the rotation speed of the first motor (generator).
  • the first execution cylinder 51 controls the first clutch 7 through the first release bearing 23, and the second execution cylinder 510 controls the second clutch 8 through the second release bearing 230.
  • the first execution cylinder 51 pushes the first release bearing 23 to engage the clutch.
  • the clutch is disengaged by the action of the first return spring 22.
  • the first release bearing 23 and the second release bearing 230 may also be a balanced cavity structure of an automatic transmission (AT) structure. In this solution, using two separate bearings instead of the balanced cavity structure saves layout space.
  • the first execution cylinder 51 of the first clutch 7 is arranged on the rear end cover 24, and the pressure oil pushes the first release bearing 23 through the first execution cylinder 51 to overcome the resistance of the first return spring 22, so that the first clutch 7 is engaged.
  • the first inner hub 9 of the first clutch 7 is splined to the first input shaft 11, so that the power from the engine 13 is transmitted to the first input shaft 11.
  • the second inner hub 50 of the second clutch 8 is splined to the second input shaft 6, and is separated and combined under the action of the second execution cylinder 510 and the second release bearing 230 to connect or disconnect the first input shaft 11 and Connection between the second input shafts 6.
  • the first release bearing 23 or the second release bearing 230 of the clutch may also adopt a balanced cavity structure to press or release the friction plate.
  • the second execution cylinder 510 of the second clutch 8 is provided on the rear end cover 24, and an oil passage is provided in the rear end cover 24 to be connected to the brake and clutch cylinders.
  • the power system 100 further includes an intermediate support fixedly mounted on one end of the front housing 18 near the second planetary gear mechanism 104.
  • a middle brake plate 27 and the front housing 18 form a first brake 26 for mounting a first brake 26 corresponding to the brake.
  • the intermediate support plate 27 is fixed to the rear end cover 24 by bolts.
  • One side forms a sealed space with the rear end cover 24 to arrange the first brake 26 and the second brake 5, and the other side is connected by an output gear support bearing 43 to support the output.
  • Gear 45 eliminates radial and axial loads.
  • the intermediate support and the rear end of the front housing 18 form a relatively closed cavity.
  • the first brake 26, the second brake 5, the third execution cylinder 25, and the fourth execution cylinder 250 are all arranged in this cavity, and this can be effectively used. space.
  • the brake may be a multi-plate clutch brake or a band brake.
  • the front casing 18 is provided with an oil passage connected to the third execution cylinder 25 and in communication with the fourth execution cylinder 250.
  • the four implementation oil cylinders adopt the above-mentioned arrangement, on the one hand, saving space; on the other hand, the pressure oil can directly enter the execution oil cylinder through the oil passage in the front casing 18, which is convenient for high-pressure oil sealing and shortens the oil circuit route.
  • the centralized arrangement of the above four execution cylinders further facilitates the arrangement and management of the high-pressure oil passages in the system.
  • the second ring gear 44 is splined to the output gear 45 of the power system 100 via a spline.
  • the output gear 45 is supported on the intermediate support plate 27 through the output gear support bearing 43.
  • the inner end surface of the intermediate support plate 27 and the first The two planet carriers 42 are connected by a sliding bearing 430.
  • the second ring gear 44 is splined to the output gear 45.
  • the inner side of the output gear 45 is supported on the intermediate support plate 27 through the output gear support bearing 43, and the outer side meshes with the driven gear 46 of the intermediate shaft 110 to output power.
  • the left side of the passive gear 46 is supported on the housing by a passive gear support bearing 47. This type of support is conducive to improving the support rigidity and increasing the transmission torque.
  • the power system 100 further includes a parking ratchet 58 for braking, wherein the passive gear 46 and the parking ratchet 58 are integrated.
  • the passive gear 46 and the parking ratchet 58 adopt an integrated design structure, which is conducive to saving layout space, reducing processing of parts, and saving costs.
  • the second motor 102, the first planetary gear mechanism 105, and the second planetary gear mechanism 104 are disposed in the accommodation space of the rear case 28.
  • the second motor (drive motor) 102 and the inner wall of the rear case 28 A cooling water jacket is provided therebetween for cooling the second electric machine 102.
  • the first planetary gear mechanism 105 is built in the inner cavity of the second rotor 31 and shortens the axial arrangement length.
  • the first sun gear 38 is integrated with the first input shaft 11, the first planetary carrier 35 is fixedly connected or drivingly connected with the second ring gear 44, and the first ring gear 41 is fixedly connected or drivingly connected with the second planetary gear 42.
  • the second planet carrier 42 is connected to an inner rotating hub of the first brake 26.
  • the second ring gear 44 is connected to the output gear 45 by a spline.
  • the power system 100 further includes a second input shaft 6 sleeved outside the first input shaft 11, and the first input shaft 11 and the second input shaft 6 are independent from each other.
  • the first planet carrier 35 is connected to the first input shaft 11 through the second input shaft 6 and the second clutch 8.
  • One end of the second input shaft 6 is fixedly connected to the second sun gear 52, the other end thereof is connected to the second clutch 8, and the second input shaft 6 is also connected to the first brake.
  • the second sun gear 52 of the second planetary gear mechanism 104 and the second input shaft 6 may be integrated. In this way, three components are connected to the first input shaft 11 through a hollow shaft sleeve, which effectively shortens the radial space of the transmission and makes the arrangement more compact.
  • first input shaft 11 is supported on the rear case 28 of the transmission through a bearing, and the other end is supported in the drive shaft 12 through a bearing.
  • the second input shaft 6 is sleeved on the first input shaft 11 through a bearing and is independent of the first input shaft 11.
  • the first input shaft 11 and the second input shaft 6 are provided with oil channels and oil holes for cooling and lubricating the clutch, the brake and the bearing.
  • the second motor 102 is connected to the first input shaft 11 through a third planetary gear mechanism.
  • the third planetary gear mechanism 300 includes a third sun gear 301, at least one set of planet gears 302, a third ring gear 303, and a third planet. ⁇ 304 ⁇ 304. Any one of the third sun gear, the third ring gear, or the third planet carrier is fixed relative to the housing of the power system 100, and the second rotor 31 of the second electric machine 102 is connected to one of the unfixed components to provide power to it. Another unfixed component is connected to the first input shaft 11 to drive the first input shaft 11. Specifically, six different transmission modes can be realized between the second motor 102 and the first input shaft 11, and the most suitable one can be selected according to the actual required transmission ratio, the size of the second motor 102, and the installation position of the second motor 102. transfer method.
  • the third sun gear is fixed to the rear housing 28; the third ring gear is fixed to the second rotor 31 of the second motor 102 and rotates with the second rotor 31, and the second motor 102 passes through the first
  • the three planetary carriers transmit power to the first input shaft 11.
  • the second motor 102 is arranged coaxially with the first input shaft 11.
  • the second rotor 31 of the second electric machine 102 is fixedly connected to the third ring gear through the second rotor connection plate 32.
  • a second rotor connection plate 32 is used, and the second rotor 31 of the second motor 102 and the third ring gear are splined (using a snap ring or riveting or fixing method), so that the power is transmitted from the second The motor 102 is transmitted to the third planetary gear mechanism.
  • the second rotor connection plate 32 may be supported on the rear case 28 of the transmission by using one or more support bearings according to the required force. This arrangement allows the third planetary gear mechanism to be arranged inside the second rotor 31, optimizes the arrangement space, and shortens the axial length. Further, according to the power requirements of the entire vehicle, the connection mode of the motor rotor and the third planetary gear mechanism can be changed by changing the arrangement mode to change the transmission ratio of the motor torque and speed output to meet the needs of the vehicle.
  • the third sun gear is fixed on the second rotor 31 of the second motor 102 and rotates with the second rotor 31, and the third planet carrier is mounted on the rear housing 28 and is opposite to the rear housing 28 is fixed, and the second motor 102 transmits power to the first input shaft 11 through the third ring gear.
  • the third sun gear is drivingly connected to the output shaft of the second motor 102 through a transmission chain.
  • the third ring gear is mounted on the rear housing 28 and fixed relative to the rear housing 28.
  • the second motor 102 Power is transmitted to the first input shaft 11 through the third planet carrier.
  • the planetary gear mechanism can reduce the speed of the second motor 102 and increase the torque to effectively reduce the second
  • the size of the motor 102 may improve vehicle acceleration performance. Since the first clutch 7 between the first input shaft 11 and the engine 13 is disengaged when the second motor 102 is driven, the drag resistance of the engine 13 is reduced, and the fuel economy of the vehicle is improved.
  • a first speed sensor 21 for detecting the speed of the first motor 101 and a second speed sensor 33 for detecting the speed of the second motor 102 are further disposed in the transmission housing.
  • the second stator 30 of the second motor 102 is fixed to the rear case 28 of the transmission by fixing bolts 29.
  • the second rotor 31 of the second motor 102 is fixedly connected to the second rotor connection plate 32 and is supported by the second rotor connection plate.
  • a bearing 39 is supported on the rear case 28 of the transmission, and a second speed sensor 33 (providing signals required to control the motor) is installed on the left extension of the second rotor connection plate 32 to control the second position sensor 34 (providing shifting and system control). Signal) to detect the rotation speed of the second motor.
  • the second rotor connecting plate 32 is splined to the first input shaft 11 so that the power of the second rotor connecting plate 32 and the power of the engine 13 can be superimposed and output.
  • the front housing 18 and the rear housing 28 are fixedly connected by bolts or other connection methods to form a complete transmission housing (or the housing of the power system 100). In other embodiments, the entire casing can also be integrated. Both ends of the first input shaft 11 are drivingly connected to the first motor 101 and the second motor 102, respectively.
  • the crankshaft end of the engine 13 is connected to the motor input shaft of the first motor 101 via a dual-mass flywheel 14. In other embodiments, the dual mass flywheel 14 may also be replaced by a shock absorber, a single mass flywheel or a land.
  • the second ring gear 44 of the second planetary gear mechanism 104 is used for outputting power.
  • the output gear 45 connected to the second planetary gear mechanism 104 is supported on the intermediate support through a support bearing, and then meshes with the passive gear 46 on the intermediate shaft 110 to input the power After transmission, it is transmitted to the intermediate shaft 110.
  • the second rotor 31 of the second electric machine 102 is connected to the third ring gear of the third planetary gear mechanism through the second rotor 31 support plate, and then supported on the rear case 28 of the transmission through the support bearing.
  • the third sun gear of the third planetary gear mechanism is fixed to the rear case 28 of the transmission.
  • the output of the third planetary gear mechanism is a third planet carrier.
  • the third planetary gear mechanism changes the speed of the second motor 102 and outputs it to the first input shaft 11, and then shifts the input speed to the intermediate shaft 110 through the first planetary gear mechanism 105 and the second planetary gear mechanism 104.
  • the main reduction gear of the intermediate shaft 110 then drives the differential ring gear 49 on the differential, and transmits the driving power of the engine 13 and the second motor 102 to the differential output half shaft to drive the vehicle.
  • the transmission ratio of the intermediate shaft main reduction gear and the differential ring gear 49 can be adjusted in the layout space to meet the needs of the entire vehicle, which is conducive to platform development.
  • FIG. 3 is a schematic side view of the power system 100 shown in FIG. 2. As shown in FIG. 3, it also includes an inverter 54 and a parking mechanism 53.
  • the inverter 54 is used to convert DC electrical energy (battery, storage battery) into AC power, and the parking mechanism 53 is used to maintain similar vehicles when they are stopped. Does not slide automatically in place.
  • FIG. 4 is a schematic structural diagram of a differential in a power system 100 according to the present invention connected to an output gear 45 through a planetary gear mechanism.
  • the differential is drivingly connected to the main reduction gear of the intermediate shaft through a fourth planetary gear mechanism 106, wherein the fourth planetary gear mechanism 106 includes a fourth sun gear 61, at least one set of planetary gears 64, and a fourth Any one of the ring gear 63 and the fourth planet carrier 62, the fourth sun gear 61, the fourth ring gear 63, or the fourth planet carrier 62 is fixed relative to the housing of the power system 100, and the main reduction gear and one of the unfixed components Connected to provide power to it, another unfixed component is connected to the input of the differential to drive the differential.
  • six different transmission modes can be realized between the second motor 102 and the first input shaft 11, and the most suitable one can be selected according to the actual required transmission ratio, the size of the second motor 102, and the installation position of the second motor 102. transfer method.
  • the input of the differential may be driven by a fourth planetary gear mechanism 106 and the main reduction gear of the intermediate shaft; wherein the third ring gear of the fourth planetary gear mechanism 106 is fixed, and the power is transmitted through the fourth
  • the input of the sun gear 61 is transmitted to the fourth planet carrier 62 integrated with the differential case, and then the power is output by the differential output half shaft.
  • the engine 13 is connected to the first rotor 17 through the dual-mass flywheel 14, the drive shaft 12, and the first outer hub 16 of the first clutch 7.
  • the engine 13 can be started by rotating the generator. Conversely, the engine 13 can drive the generator to charge the battery. Because the main function of the generator is to generate electricity, and the speed of the generator is always the same as that of the engine 13, the high-efficiency speed region of the engine 13 and the generator should be designed to be consistent.
  • the first clutch 7 When the first clutch 7 is engaged when the engine 13 is running, all or part of the power of the engine 13 can be transmitted to the first input shaft 11. If the first brake 26 is combined, the first ring gear 41 is fixed and the first input shaft 11 is fixed. The first sun gear 38 drives the first planetary gear 36 and the first planet carrier 35 to rotate, and outputs power to the output gear 45 to drive the driven gear 46 to rotate. According to the power and working conditions, the states of the first brake 26, the second brake 5 and the second clutch 8 are changed to change the transmission ratio.
  • the transmission ratio is about 13, which can be used for climbing and starting conditions; when the first brake 26 is disengaged, the second brake 5 is combined with the transmission ratio of about 6, which can be used for urban low-speed conditions.
  • the speed ratio is one, where the speed ratio refers to the ratio of the rotation speed of the first input shaft to the rotation speed of the output gear 45. Can be used for high-speed cruising, suitable for the economic area of the engine 13.
  • Disengaging the first clutch 7 and starting the second motor 102 effectively prevents the drag torque of the engine 13 during electric driving, and improves efficiency.
  • the second rotor 31 of the second electric machine 102 is connected to the first input shaft 11 via the second rotor connection plate 32, thereby driving the first sun gear 38 to rotate. According to the power and working conditions, the states of the first brake 26, the second brake 5, and the second clutch 8 are changed to change the transmission ratio, thereby changing the rotation speed of the output gear 45.
  • the second motor 102 and the engine 13 are started at the same time, and the first clutch 7 is engaged.
  • the torque of the engine 13 minus the torque of the first motor 101 is transmitted to the first input shaft 11 through the first clutch 7.
  • the torque of the second electric machine 102 is also superimposed on the first input shaft 11. If the torque controlling the second motor 102 is a peak torque, the maximum input torque (on the first input shaft 111) can be known according to the following formula:
  • This torque is equivalent to twice the output torque of the ordinary engine 13, which can ensure good acceleration performance of the car.
  • the first clutch 7 and the first brake 26 are engaged, and the torque of the engine 13 is transmitted to the first input shaft 11 through the first clutch 7.
  • the first sun gear 38 is an input gear, and the gear is an output gear 45.
  • the speed ratio is i 1 , which is a first gear.
  • the speed ratio is i 2 , which is the second gear.
  • the speed ratio is 1 and the speed is third gear.
  • the first brake 26 When the vehicle is decelerating and braking, the first brake 26 is combined, and the vehicle inertia passes through the driving axle 1, the differential assembly 2, the main reduction gear 48, the intermediate shaft, the output gear 45, the second planetary gear mechanism 104, the first planet
  • the gear mechanism 105 is transmitted to the first input shaft 11 and drives the second rotor 31 to rotate to generate electricity to realize the recovery of braking energy.
  • the power system 100 of the present invention can implement at least several working modes shown in the following table:
  • IGE refers to the engine 13
  • P1 is the first motor 101
  • P3 is the second motor 102
  • C0 is the first clutch 7
  • C3 is the second clutch 8
  • B1 is the first brake 26
  • B2 is the second brake 5.
PCT/CN2019/078178 2018-08-17 2019-03-14 用于混合动力车辆的动力系统 WO2020034633A1 (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2021510032A JP7053951B2 (ja) 2018-08-17 2019-03-14 ハイブリッド車輌用パワーシステム
EP19850606.5A EP3838643B1 (en) 2018-08-17 2019-03-14 Hybrid vehicle power system
US17/177,166 US11267329B2 (en) 2018-08-17 2021-02-16 Power system for hybrid vehicle

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810943518.7 2018-08-17
CN201810943518.7A CN109177716B (zh) 2018-08-17 2018-08-17 用于混合动力车辆的动力系统

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US17/177,166 Continuation-In-Part US11267329B2 (en) 2018-08-17 2021-02-16 Power system for hybrid vehicle

Publications (1)

Publication Number Publication Date
WO2020034633A1 true WO2020034633A1 (zh) 2020-02-20

Family

ID=64918348

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/078178 WO2020034633A1 (zh) 2018-08-17 2019-03-14 用于混合动力车辆的动力系统

Country Status (5)

Country Link
US (1) US11267329B2 (ja)
EP (1) EP3838643B1 (ja)
JP (1) JP7053951B2 (ja)
CN (1) CN109177716B (ja)
WO (1) WO2020034633A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113147361A (zh) * 2021-05-17 2021-07-23 北京工业大学 基于多动力源的功率分流动力系统
CN114347775A (zh) * 2022-01-27 2022-04-15 东风商用车有限公司 一种混动电机离合器操纵系统及其安装方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3819149B1 (en) * 2018-08-02 2022-05-04 Ningbo Umd Automatic Transmission Co., Ltd. Power system for hybrid vehicle
CN109177716B (zh) 2018-08-17 2019-11-26 宁波上中下自动变速器有限公司 用于混合动力车辆的动力系统
EP3722631B1 (en) * 2019-04-08 2021-10-20 Ningbo Geely Automobile Research & Development Co. Ltd. Transmission arrangement and method for assembling said transmission arrangement
DE102019112402A1 (de) * 2019-05-13 2020-11-19 Schaeffler Technologies AG & Co. KG Hybride Getriebeeinheit mit Planetenradsätzen zum Umsetzen zweier serieller sowie vier paralleler Modi; sowie Kraftfahrzeug
CN111457025A (zh) * 2020-03-11 2020-07-28 宁波上中下自动变速器有限公司 一种离合器执行机构及汽车
CN113085528A (zh) * 2021-04-27 2021-07-09 浙江吉利控股集团有限公司 混合动力系统、混合动力变速器以及汽车
CN113400923B (zh) * 2021-08-05 2022-06-10 义乌吉利自动变速器有限公司 双电机多档位混合动力传动系统和车辆
CN114475207B (zh) * 2022-01-18 2023-05-16 重庆工业职业技术学院 一种混合动力汽车动力系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107901750A (zh) * 2017-11-21 2018-04-13 宁波上中下自动变速器有限公司 一种混合动力汽车变速器的传动系统
CN108382182A (zh) * 2018-02-09 2018-08-10 重庆大学 一种双行星排多模混合动力汽车动力传动系统
CN108382183A (zh) * 2018-02-09 2018-08-10 重庆大学 基于双行星排的多模动力驱动装置
CN108394265A (zh) * 2018-02-09 2018-08-14 重庆大学 双行星排多模混合动力汽车动力传动系统
CN109177716A (zh) * 2018-08-17 2019-01-11 宁波上中下自动变速器有限公司 用于混合动力车辆的动力系统

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7278941B2 (en) * 2004-07-22 2007-10-09 General Motors Corporation Electrically variable transmission with selective fixed ratio operation
JP2006187049A (ja) * 2004-12-24 2006-07-13 Nissan Motor Co Ltd ハイブリッド車両の制御装置
US7256510B2 (en) * 2005-12-23 2007-08-14 General Motors Corportion Hybrid electro-mechanical transmission with single motor/generator and method of control
JP4203828B2 (ja) * 2006-07-10 2009-01-07 アイシン・エィ・ダブリュ株式会社 ハイブリッド駆動装置
JP4430723B2 (ja) * 2008-07-23 2010-03-10 トヨタ自動車株式会社 ハイブリッド車両の制御装置
CN102463886B (zh) * 2010-11-04 2015-04-15 上海捷能汽车技术有限公司 混合动力传动系统及其控制方法
CN103221242B (zh) * 2010-12-03 2015-12-02 本田技研工业株式会社 混合动力驱动装置
JP2013082317A (ja) * 2011-10-08 2013-05-09 Fine Mec:Kk 自動車用駆動装置
WO2013061453A1 (ja) * 2011-10-27 2013-05-02 トヨタ自動車株式会社 ハイブリッド車両用駆動装置
WO2013108397A1 (ja) * 2012-01-20 2013-07-25 トヨタ自動車株式会社 車両用駆動装置
CA2810945C (en) * 2012-03-26 2018-08-14 Mcmaster University Powertrain system for hybrid vehicles having multiple modes of operation
JP2014019328A (ja) * 2012-07-19 2014-02-03 Toyota Motor Corp ハイブリッド車両の制御装置
CN103057395B (zh) * 2013-01-31 2016-03-30 长城汽车股份有限公司 混合动力变速器
US9239103B2 (en) * 2013-07-03 2016-01-19 Gm Global Technology Operations, Llc Continuously variable transmission with chain output
JP5794260B2 (ja) * 2013-08-05 2015-10-14 トヨタ自動車株式会社 ハイブリッド車両の制御装置
JP2015174557A (ja) * 2014-03-14 2015-10-05 トヨタ自動車株式会社 ハイブリッド車両用駆動装置の制御装置
CN203854502U (zh) * 2014-03-18 2014-10-01 广州汽车集团股份有限公司 混合动力驱动系统及混合动力车辆
JP2016055759A (ja) * 2014-09-09 2016-04-21 トヨタ自動車株式会社 ハイブリッド車両の制御装置
JP6255510B2 (ja) * 2014-10-20 2017-12-27 本田技研工業株式会社 ハイブリッド駆動装置
DE102014223213A1 (de) * 2014-11-13 2016-05-19 Zf Friedrichshafen Ag Bereichsgetriebe und Verfahren zum Betreiben eines Bereichsgetriebes
JP5943127B1 (ja) * 2015-07-10 2016-06-29 トヨタ自動車株式会社 車両用駆動装置
DE102015216896A1 (de) * 2015-09-03 2017-03-09 Bayerische Motoren Werke Aktiengesellschaft Antriebsvorrichtung für ein Kraftfahrzeug
JP6384464B2 (ja) * 2015-12-14 2018-09-05 トヨタ自動車株式会社 動力伝達装置の制御装置
US10086686B2 (en) * 2016-01-14 2018-10-02 Deere & Company Transmission with a mode selection apparatus
JP6404856B2 (ja) * 2016-06-03 2018-10-17 トヨタ自動車株式会社 ハイブリッド自動車
JP6791027B2 (ja) * 2017-06-09 2020-11-25 トヨタ自動車株式会社 車両の制御装置
CN107599820A (zh) * 2017-10-24 2018-01-19 广西玉柴机器股份有限公司 混合动力总成系统
WO2020010869A1 (zh) * 2018-07-09 2020-01-16 宁波上中下自动变速器有限公司 用于混合动力车辆的动力系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107901750A (zh) * 2017-11-21 2018-04-13 宁波上中下自动变速器有限公司 一种混合动力汽车变速器的传动系统
CN108382182A (zh) * 2018-02-09 2018-08-10 重庆大学 一种双行星排多模混合动力汽车动力传动系统
CN108382183A (zh) * 2018-02-09 2018-08-10 重庆大学 基于双行星排的多模动力驱动装置
CN108394265A (zh) * 2018-02-09 2018-08-14 重庆大学 双行星排多模混合动力汽车动力传动系统
CN109177716A (zh) * 2018-08-17 2019-01-11 宁波上中下自动变速器有限公司 用于混合动力车辆的动力系统

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3838643A4 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113147361A (zh) * 2021-05-17 2021-07-23 北京工业大学 基于多动力源的功率分流动力系统
CN114347775A (zh) * 2022-01-27 2022-04-15 东风商用车有限公司 一种混动电机离合器操纵系统及其安装方法
CN114347775B (zh) * 2022-01-27 2023-10-10 东风商用车有限公司 一种混动电机离合器操纵系统及其安装方法

Also Published As

Publication number Publication date
JP2021526997A (ja) 2021-10-11
JP7053951B2 (ja) 2022-04-12
CN109177716A (zh) 2019-01-11
EP3838643A1 (en) 2021-06-23
EP3838643A4 (en) 2022-05-04
US11267329B2 (en) 2022-03-08
EP3838643B1 (en) 2023-05-03
CN109177716B (zh) 2019-11-26
US20210178889A1 (en) 2021-06-17

Similar Documents

Publication Publication Date Title
WO2020034633A1 (zh) 用于混合动力车辆的动力系统
CN109130830B (zh) 用于混合动力车辆的变速器及动力系统
CN108944413B (zh) 用于混合动力车辆的动力系统
US11391348B2 (en) Transmission and power system for use in hybrid vehicle
CN107599823B (zh) 差动多模混合动力车辆驱动系统
CN208896852U (zh) 用于混合动力车辆的动力系统
CN108909433B (zh) 用于混合动力车辆的动力系统
CN202896299U (zh) 一种采用行星齿轮变速器的增程式电动汽车动力系统
CN111098695B (zh) 混合动力驱动系统及车辆
CN207670178U (zh) 差动多模混合动力车辆驱动系统
CN211166416U (zh) 一种双行星排混联动力耦合机构
CN110816250B (zh) 混合动力驱动系统及混合动力汽车
CN110758083A (zh) 一种新能源车辆动力系统及其控制方法
CN109774452B (zh) 锥齿轮式油电混联混合动力系统
CN110758082B (zh) 一种新能源车辆动力耦合装置及其控制方法
WO2020024596A1 (zh) 用于混合动力车辆的动力系统
CN216545705U (zh) 一种双电机混合动力传动系统
CN214688988U (zh) 一种纯电动汽车电驱动系统
JP7350937B2 (ja) ハイブリッド車両の伝動装置
CN114851828B (zh) 变速传动系统和车辆
CN219115231U (zh) 混合动力系统及车辆
CN111376703B (zh) 混合动力驱动系统及混合动力汽车
CN116968541A (zh) 一种纵置混联式混合动力传动系统及控制方法
CN114789652A (zh) 混合动力驱动系统及车辆
CN114953969A (zh) 一种混合动力车辆多档位驱动系统

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19850606

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2021510032

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2019850606

Country of ref document: EP

Effective date: 20210317